320420259

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{320741}}^1$

素因数の和:320787

約数の個数: 16

約数和(自身を含む): 487527840

約数和(自身を除く): 167107581

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 320741, 962223, 2886669, 8660007, 11867417, 35602251, 106806753, 320420259]

約数ペア:

[(1, 320420259), (3, 106806753), (9, 35602251), (27, 11867417), (37, 8660007), (111, 2886669), (333, 962223), (999, 320741)]